This Standard descrives methods of testing and classifying vitreous enamel finishes. Section 1 gives definitions fo the various terms used, and also sets out a method of applying the tests where the standard is used for acceptance testing. Sections 2,3 and 4 give details of the test procedures where the standard is used for acceptance testing. Section 5 gives detials of test procedures for abrasion resistance which may be applied at the option of the purchaser.